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771: Promises: Error Handling, Aborts, and Helper Methods - Part 2

Syntax - Tasty Web Development Treats

Full Stack Developers Wes Bos and Scott Tolinski dive deep into web development topics, explaining how they work and talking about their own experiences. They cover from JavaScript frameworks like React, to the latest advancements in CSS to simplifying web tooling.

We’re diving into part 2 of our 3-part series on Promises, focusing on error handling, aborts, and essential helper methods. We’ll explore how to manage errors effectively and improve performance with abort signals. Let’s get into it! <h3 class="code-line" data-line-start="2" data-line-end="3"><a id= "Show_Notes_2"></a>Show Notes</h3> <ul> <li class="has-line-data" data-line-start="4" data-line-end="5"> <a href="#t=00:00">00:00</a> Welcome to Syntax!</li> <li class="has-line-data" data-line-start="5" data-line-end="6"> <a href="#t=00:41">00:41</a> Brought to you by <a href="https://sentry.io/syntax">Sentry.io</a>.</li> <li class="has-line-data" data-line-start="6" data-line-end="7"> <a href="#t=02:00">02:00</a> Cancelling promises.</li> <li class="has-line-data" data-line-start="7" data-line-end="8"> <a href="#t=05:16">05:16</a> Why would you reach for an abort signal?</li> <li class="has-line-data" data-line-start="8" data-line-end="12"> <a href="#t=06:26">06:26</a> Promise helpers. <ul> <li class="has-line-data" data-line-start="9" data-line-end="10"> <a href="#t=07:04">07:04</a> Promise.all() vs Promise.allSettled().</li> <li class="has-line-data" data-line-start="10" data-line-end="11"> <a href="#t=09:12">09:12</a> promiseInstance.finally()</li> <li class="has-line-data" data-line-start="11" data-line-end="12"> <a href="#t=09:26">09:26</a> Promise.any() and Promise.race()</li> </ul> </li> <li class="has-line-data" data-line-start="12" data-line-end="15"> <a href="#t=12:08">12:08</a> Error handling strategies. <ul> <li class="has-line-data" data-line-start="13" data-line-end="14"> <a href="https://www.npmjs.com/package/await-to-js">Tuple await-to-js</a>.</li> <li class="has-line-data" data-line-start="14" data-line-end="15"> <a href="https://www.youtube.com/watch?v=wsoQ-fgaoyQ">Youtube - 5 Async + Await Error Handling Strategies</a>.</li> </ul> </li> <li class="has-line-data" data-line-start="15" data-line-end="16"> <a href="#t=17:30">17:30</a> Promise.race() example.</li> <li class="has-line-data" data-line-start="16" data-line-end="18"> <a href="#t=18:54">18:54</a> Static Promise.reject() and .resolve() methods.</li> </ul> <h3 class="code-line" data-line-start="18" data-line-end="19"> <a id="Hit_us_up_on_Socials_18"></a>Hit us up on Socials!</h3> Syntax: <a href="https://twitter.com/syntaxfm">X</a> <a href= "https://www.instagram.com/syntax_fm/">Instagram</a> <a href= "https://www.tiktok.com/@syntaxfm">Tiktok</a> <a href= "https://www.linkedin.com/company/96077407/admin/feed/posts/">LinkedIn</a> <a href="https://www.threads.net/@syntax_fm">Threads</a> Wes: <a href="https://twitter.com/wesbos">X</a> <a href= "https://www.instagram.com/wesbos/">Instagram</a> <a href= "https://www.tiktok.com/@wesbos">Tiktok</a> <a href= "https://www.linkedin.com/in/wesbos/">LinkedIn</a> <a href= "https://www.threads.net/@wesbos">Threads</a> Scott:<a href="https://twitter.com/stolinski">X</a> <a href= "https://www.instagram.com/stolinski/">Instagram</a> <a href= "https://www.tiktok.com/@stolinski">Tiktok</a> <a href= "https://www.linkedin.com/in/stolinski/">LinkedIn</a> <a href= "https://www.threads.net/@stolinski">Threads</a> Randy: <a href="https://twitter.com/randyrektor">X</a> <a href= "https://www.instagram.com/randyrektor/">Instagram</a> <a href= "https://www.youtube.com/@randyrektor">YouTube</a> <a href= "https://www.threads.net/@randyrektor">Threads</a>

We’re diving into part 2 of our 3-part series on Promises, focusing on error handling, aborts, and essential helper methods. We’ll explore how to manage errors effectively and improve performance with abort signals. Let’s get into it!
 Show Notes  00:00 Welcome to Syntax!
 00:41 Brought to you by Sentry.io.
 02:00 Cancelling promises.
 05:16 Why would you reach for an abort signal?
 06:26 Promise helpers. 07:04 Promise.all() vs Promise.allSettled().
 09:12 promiseInstance.finally()
 09:26 Promise.any() and Promise.race()

 12:08 Error handling strategies. Tuple await-to-js.
 Youtube - 5 Async + Await Error Handling Strategies.

 17:30 Promise.race() example.
 18:54 Static Promise.reject() and.resolve() methods.
  Hit us up on Socials! Syntax: X Instagram Tiktok LinkedIn Threads
 Wes: X Instagram Tiktok LinkedIn Threads
 Scott:X Instagram Tiktok LinkedIn Threads
 Randy: X Instagram YouTube Threads

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771: Promises: Error Handling, Aborts, and Helper Methods - Part 2

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